Tybourne Capital Management’s ACELYRIN SLRN Stock Holding History

Tybourne Capital Management’s Portfolio SLRN Stock Details SLRN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q2	–	Sell	-2,906,629	Closed	-$7.18M	–	7
2025 Q1	$7.18M	Hold	2,906,629	–	–	30.48%	1
2024 Q4	$9.13M	Hold	2,906,629	–	–	2.29%	14
2024 Q3	$14.3M	Hold	2,906,629	–	–	4.02%	9
2024 Q2	$12.8M	Hold	2,906,629	–	–	2.61%	13
2024 Q1	$19.6M	Hold	2,906,629	–	–	3.35%	14
2023 Q4	$21.7M	Buy	2,906,629 +676,187	+30%	+$5.77M	3.23%	15
2023 Q3	$22.7M	Hold	2,230,442	–	–	3.17%	14
2023 Q2	$46.6M	Buy	+2,230,442	New	+$45.6M	5.04%	8

Other funds holding SLRN

Osaic Holdings Scottsdale, Arizona $68.3B AUM 20.5% 1-Year Est. Return

IFP Advisors Tampa, Florida $5.54B AUM 27.43% 1-Year Est. Return

Tybourne Capital Management's SLRN Position: Q2 2025 in Review

Tybourne Capital Management sold out of ACELYRIN (SLRN) in Q2 2025, closing a stake of 2,906,629 shares — an estimated $7.18M sold.

Tybourne Capital Management first reported a position in SLRN in Q2 2023 and held it in 8 quarters. The position peaked at $46.6M in Q2 2023. 2 funds tracked by Wall St. Rank hold SLRN as of Q2 2025.

Tybourne Capital Management reported no remaining ACELYRIN position as of Q2 2025 after selling out during the quarter.
Tybourne Capital Management sold 2,906,629 ACELYRIN shares in Q2 2025, an estimated $7.18M.
Tybourne Capital Management first reported a position in ACELYRIN in Q2 2023 and held it in 8 quarters.
Tybourne Capital Management's ACELYRIN position peaked at $46.6M in Q2 2023.
2 funds tracked by Wall St. Rank held ACELYRIN as of Q2 2025.

Based on Tybourne Capital Management's 13F filing for Q2 2025, filed 1 Aug 2025.